Date	Open	High	Low	Close	Volume	Change (%)
Mar 30, 2012	43.88	43.90	43.84	43.87	101,656	-0.03(-0.07%)
Mar 29, 2012	43.93	43.93	43.88	43.90	58,555	+0.02(+0.06%)
Mar 28, 2012	43.87	43.92	43.87	43.88	111,014	-0.04(-0.09%)
Mar 27, 2012	43.85	43.93	43.85	43.92	211,304	+0.09(+0.20%)
Mar 26, 2012	43.83	43.85	43.80	43.83	120,977	+0.02(+0.04%)
Mar 23, 2012	43.79	43.83	43.77	43.81	43,697	+0.04(+0.09%)
Mar 22, 2012	43.81	43.81	43.76	43.77	83,956	-0.01(-0.02%)
Mar 21, 2012	43.81	43.83	43.78	43.78	172,012	-0.01(-0.02%)
Mar 20, 2012	43.85	43.85	43.77	43.79	60,237	-0.06(-0.13%)
Mar 19, 2012	43.86	43.87	43.80	43.85	77,843	-0.04(-0.09%)
Mar 16, 2012	43.83	43.89	43.82	43.89	192,154	-0.05(-0.11%)
Mar 15, 2012	43.92	43.95	43.88	43.94	66,766	+0.02(+0.04%)
Mar 14, 2012	43.97	44.00	43.90	43.92	184,073	-0.11(-0.26%)
Mar 13, 2012	44.04	44.07	44.00	44.03	263,126	-0.01(-0.02%)
Mar 12, 2012	44.03	44.06	44.02	44.04	60,373	+0.02(+0.04%)
Mar 09, 2012	43.98	44.02	43.94	44.02	169,573	+0.04(+0.09%)
Mar 08, 2012	43.99	44.00	43.94	43.98	235,829	+0.01(+0.02%)
Mar 07, 2012	43.94	43.98	43.92	43.98	57,933	+0.07(+0.17%)
Mar 06, 2012	43.93	43.96	43.90	43.90	124,014	-0.02(-0.06%)
Mar 05, 2012	43.94	43.97	43.90	43.93	121,939	-0.02(-0.04%)
Mar 02, 2012	43.89	43.94	43.89	43.94	70,148	+0.01(+0.02%)
Mar 01, 2012	43.92	43.94	43.86	43.94	86,778	-0.03(-0.07%)
Feb 29, 2012	44.00	44.00	43.90	43.97	118,389	-0.04(-0.09%)
Feb 28, 2012	44.05	44.06	44.01	44.01	267,337	-0.03(-0.07%)
Feb 27, 2012	44.04	44.05	44.01	44.04	288,840	+0.04(+0.09%)
Feb 24, 2012	44.00	44.02	43.94	44.00	99,544	-0.01(-0.02%)
Feb 23, 2012	43.95	44.02	43.94	44.01	74,173	+0.07(+0.17%)
Feb 22, 2012	43.89	43.94	43.86	43.94	134,894	+0.09(+0.20%)
Feb 21, 2012	43.82	43.85	43.79	43.85	106,117	+0.02(+0.06%)
Feb 17, 2012	43.83	43.83	43.75	43.82	77,639	+0.01(+0.02%)
Feb 16, 2012	43.84	43.85	43.73	43.81	127,662	-0.03(-0.07%)
Feb 15, 2012	43.81	43.86	43.79	43.85	67,043	+0.02(+0.06%)
Feb 14, 2012	43.81	43.84	43.80	43.82	50,973	+0.01(+0.02%)
Feb 13, 2012	43.79	43.83	43.76	43.81	133,782	+0.02(+0.06%)
Feb 10, 2012	43.73	43.81	43.72	43.79	68,567	+0.01(+0.02%)
Feb 09, 2012	43.80	43.81	43.74	43.78	127,139	-0.02(-0.04%)
Feb 08, 2012	43.78	43.81	43.77	43.80	110,419	+0.00(+0.00%)
Feb 07, 2012	43.77	43.84	43.77	43.80	59,776	+0.01(+0.02%)
Feb 06, 2012	43.78	43.82	43.75	43.79	1,005,054	+0.03(+0.07%)
Feb 03, 2012	43.82	43.84	43.75	43.76	83,338	-0.12(-0.28%)
Feb 02, 2012	43.85	43.89	43.83	43.88	106,022	+0.00(+0.00%)
Feb 01, 2012	43.84	43.88	43.80	43.88	56,420	+0.02(+0.06%)
Jan 31, 2012	43.80	43.85	43.78	43.85	208,927	+0.10(+0.22%)
Jan 30, 2012	43.79	43.84	43.76	43.76	208,699	-0.02(-0.04%)
Jan 27, 2012	43.80	43.83	43.77	43.77	163,243	+0.00(+0.00%)
Jan 26, 2012	43.77	43.85	43.74	43.77	97,476	+0.15(+0.35%)
Jan 25, 2012	43.50	43.68	43.46	43.62	393,726	+0.10(+0.22%)
Jan 24, 2012	43.46	43.53	43.43	43.52	104,647	+0.07(+0.15%)
Jan 23, 2012	43.42	43.46	43.42	43.46	50,764	-0.02(-0.04%)
Jan 20, 2012	43.51	43.51	43.44	43.47	56,637	-0.03(-0.08%)
Jan 19, 2012	43.46	43.53	43.44	43.51	168,212	+0.00(+0.00%)
Jan 18, 2012	43.51	43.55	43.46	43.51	349,269	-0.01(-0.02%)
Jan 17, 2012	43.51	43.52	43.46	43.51	268,754	+0.06(+0.13%)
Jan 13, 2012	43.48	43.51	43.45	43.46	341,579	-0.01(-0.02%)
Jan 12, 2012	43.48	43.48	43.42	43.46	88,142	-0.01(-0.02%)
Jan 11, 2012	43.44	43.47	43.42	43.47	52,292	+0.06(+0.13%)
Jan 10, 2012	43.49	43.51	43.42	43.42	217,538	-0.04(-0.09%)
Jan 09, 2012	43.50	43.51	43.46	43.46	79,703	-0.01(-0.02%)
Jan 06, 2012	43.49	43.51	43.44	43.46	156,786	+0.02(+0.06%)
Jan 05, 2012	43.39	43.45	43.38	43.44	128,036	+0.06(+0.13%)

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